svn commit: r225457 - user/adrian/if_ath_tx/sys/dev/ath

[Adrian Chadd]

Author: adrian
Date: Fri Sep  9 04:42:11 2011
New Revision: 225457
URL: http://svn.freebsd.org/changeset/base/225457

Log:
  .. add this little gem of a reminder. Yes, why is sc_lastrx being updated
  in the TX handler?

Modified:
  user/adrian/if_ath_tx/sys/dev/ath/if_ath.c

Modified: user/adrian/if_ath_tx/sys/dev/ath/if_ath.c
==============================================================================
--- user/adrian/if_ath_tx/sys/dev/ath/if_ath.c	Fri Sep  9 04:41:14 2011	(r225456)
+++ user/adrian/if_ath_tx/sys/dev/ath/if_ath.c	Fri Sep  9 04:42:11 2011	(r225457)
@@ -4455,6 +4455,7 @@ ath_tx_proc_q0(void *arg, int npending)
 	struct ifnet *ifp = sc->sc_ifp;
 
 	if (txqactive(sc->sc_ah, 0) && ath_tx_processq(sc, &sc->sc_txq[0]))
+		/* XXX why is lastrx updated in tx code? */
 		sc->sc_lastrx = ath_hal_gettsf64(sc->sc_ah);
 	if (txqactive(sc->sc_ah, sc->sc_cabq->axq_qnum))
 		ath_tx_processq(sc, sc->sc_cabq);